ROCHESTER, Minn. – Authorities say they are looking for the owner of more than a dozen hand grenades after they were found in an apartment.

Police say a man working inside the empty apartment, after the resident moved out, noticed a box with 15-20 hand grenades inside. The Bloomington bomb squad was called in to defuse the grenades and dispose of them. Police are now looking for the person who owned the grenades found in an apartment on 41st Street Northwest.